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簿膜开关  

We only produce membrane switches of high-precision circuit, two or more layers and medical class silver circuit. For common membrane switches, we outsource to our suppliers.



Membrane Switch (Standard Specification)

1. Electronic properties

Circuit rating:

35 V(DC), 100 mA, 1 W

Contact resistance:

10Ω~ 500Ω

(Depending on wire length and the materials used.)

Insulation resistance:

100 MΩ 100 V

Min line/spacing

0.20mm/0.20mm

Dielectric withstand:

250VRms(50~60Hz 1min)

Contact bounce

< 5ms

Life expectancy:

Flat type: > 5 million times

Tactile type: > 1 million times

2. Mechanical properties

Operating pressure:

Flat type: 57~284 g(2~10 oz)

Tactile type: 170~397 g(6~14 oz)

Switch stroke:

Flat type: 0.1~0.5 mm

Tactile type: 0.6~1.5 mm

3. Environmental parameters

Operating temperature:

-40 ~ +80

Storage temperature:

-40 ~ +80

Temperature:

40, 90%~95%, 240 h

Vibration: 20G, max. (10~200 Hz, Mil-SLD-202, M204. Condition B)

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